Overfishing

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Forensics is a key tool for enforcing the laws and treaties that protect marine animals. Investigators in a recent case used DNA analysis to track down and convict sea turtle poachers. All seven species...
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Extinction is a real possibility for three species of tunas. That’s one of the...
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All over the world, people have been witnessing gigantic blooms of tens of...
Watch as Dr. Dallas Alston and a team of researchers study the effects of...

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The Oculina deep-sea coral reef at top has not been disturbed by humans—but trawling has devastated the one at bottom. When fishermen trawl, they drag a net along the seafloor, destroying everything in its path. Only about 10...
In recent years, blooms of jellyfish, such as these moon jellies ( Aurita...
One of the biggest threats to sea turtles, such as the loggerhead turtle (...

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by Caty Fairclough Sharks have been feared hunters ever since people first observed them swimming in the vast ocean. Yet...
Guitarfish, rays, and other bycatch are tossed from a shrimp boat in La Paz, Mexico in 2006. Many species caught as bycatch are never monitored, and, insofar as they have important roles in the...
Bycatch, or accidentally caught species, can make up a very high percentage of the haul in shrimp trawl nets. However, some of these “trash” species are now being used, rather than discarded, and new...
The Oculina deep-sea coral reef at top has not been disturbed by humans—but trawling has devastated the one at bottom. When fishermen trawl, they drag a net along the seafloor, destroying everything...
Sablefish ( Anoplopoma fimbria ) are among the many delicious and sustainable seafood choices. More about sustainable seafood can be found in our sustainable seafood featured story .
A longshoreman stands in front of a large pile of oyster shells on waterfront pier in Atlantic City in 1910. Back then, oysters were incredibly abundant. In the late 1800s, fishermen pulled in 10...
As the popularity of seafood rises globally, companies are developing innovative and more efficient methods of harvesting fish to meet demand. While fish farming presents environmental concerns,...
One of the biggest threats to sea turtles, such as the loggerhead turtle ( Caretta caretta ) pictured here, is being accidentally caught and killed in fishing nets. Trapped in a net, the turtles are...
Giant clams are one of the many wonders of coral reefs. They can grow up to five feet wide, weigh over 400 pounds, and live for 100 years! They power all that bulk by filter feeding microbes and...
Alaskan king crab fisheries are on the rebound after years of unsustainable exploitation. New regulations mean that immediately after a haul is brought on board, the crabs are sorted and all females...
As far back as I can remember, I have always been fascinated by sharks. My father introduced me to the ocean through books, documentaries and diving, and whenever we would see sharks on a dive in the...
This sea lion has been caught in killed in a giant drift net, or a “curtain of death,” as photographer Tom Woodward calls them. These giant drift nets, placed around the world’s oceans to catch...
CREDIT: Wikimedia User “Fisherman” Because of consumer demand for sashimi (a fresh raw seafood dish), the fishing pressure on Atlantic bluefin tuna is extraordinarily high. The sale of a single...
Every year in Sardinia, Italy. tuna is fished using a large fixed net anchored on the bottom for the purpose to keep the fish inside to grow calm. One of the oldest tuna fishing methods in the...
Follow a journey with satellite tags placed on bull sharks and tarpon. Both of these large predatory fish are found in coastal in-shore ecosystems and the two species have similar diets. If given the...
Salmon are one of the most widely loved varieties of seafood in the world. A ubiquitous alternative to meat and poultry, salmon wear a halo of healthfulness, as they are rich in protein and omega-3...
As a consumer, you can choose what kinds of seafood to buy. Some species are in good supply and make excellent choices. Others have declined dramatically due to overfishing or environmental factors...
Bycatch, the name given to fish and other ocean animals that are caught unintentionally, is a huge problem. Scientists and fishermen are joining forces to design new nets that catch only the targeted...
A skate is among the many bycatch species caught in this shrimp trawl net. More about sustainable seafood can be found in our sustainable seafood featured story .
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